Question: When was the Northern Ireland has been declared as LocationNorthernIreland.svg} ?
Paraphrase: When did Northern Ireland become LocationNorthernIreland.svg}?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q26 p:P242 ?s . ?s ps:P242 ?x filter(contains(?x , 'LocationNorthernIreland.svg')) . ?s pq:P195 ?value}